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Svetach [21]
3 years ago
6

HELP ILL GIVE BRAINLIEST

Mathematics
1 answer:
RideAnS [48]3 years ago
3 0

Answer:

D

Step-by-step explanation:

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Solve 1/2cot(x)>=1/2 over 0<=x<=2pi
RSB [31]

9514 1404 393

Answer:

  (0, π/4] ∪ (π, 5π/4]

Step-by-step explanation:

Multiplying by 2 gives ...

  cot(x) ≥ 1

The cotangent function decreases from ∞ to 1 in the domain (0, π/4], and again in the domain (π, 5π/4]. The solution is the union of these two intervals.

  x ∈ (0, π/4] ∪ (π, 5π/4]

_____

(a, b] is interval notation for a < x ≤ b

3 0
3 years ago
Mary delivers 32 newspapers to her customers in 25 minutes. These deliveries represent 64% of her customers.
sveticcg [70]
<span>Ok. You would set up the problem like this: 32/x=64/100 and then cross multiply; 3200=64x; divide both sides by 64; x=50. Mary has 50 customers.</span>
6 0
3 years ago
Read 2 more answers
What is the value of x?
enyata [817]
6x + 1 = 2x + 10 + 79
6x + 1 = 2x + 89
4x = 88
  x = 22
7 0
3 years ago
Read 2 more answers
Graph points A(-1, -1), B(-1, 3) and C(3, 2) on the coordinate plane. What is the area of triangle ABC? A) 7 square units B) 8 s
Ray Of Light [21]

Answer:

8 square units is the answer

6 0
3 years ago
What is a quotient of 3/10÷8/5 out of these forms 1. 3/16 2. 4/9 3. 15/80 4. 24/50
Zanzabum

Answer:

option 1

Step-by-step explanation:

\frac{3}{10} ÷ \frac{8}{5}

• leave the first fraction

• change division to multiplication

•  turn the second fraction 'upside down'

= \frac{3}{10} × \frac{5}{8} ( cancel 5 and 10 by 5 )

= \frac{3}{2} × \frac{1}{8}

= \frac{3}{16}

8 0
2 years ago
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